Top Quantum Computing Companies (89)

Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re building a resilient economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships and networks combine to deliver a unique set of products and services that help...

HRL Laboratories, an IBM company, pioneers the next frontiers of physical and information science. Delivering transformative technologies in automotive, aerospace and defense, HRL advances the critical missions of its customers. As a private company owned by IBM, HRL is a source of innovations that advance the state of the art in profound and far-reaching ways.

Located in Boston, QuEra Computing is a maker of advanced neutral-atoms based quantum computers, pushing the boundaries of what is possible in the industry. Founded in 2018, the company is built on pioneering research recently conducted nearby at both Harvard University and MIT. QuEra is building the industry’s most scalable quantum computers to tackle useful but classically intractable problems for...

Brentwood School is an independent K-12 coed day school with two campuses, located four blocks apart, in the Brentwood neighborhood of Los Angeles. Brentwood School inspires every student to: Think critically and creatively. Act ethically. Shape a future with meaning.

Sygaldry Technologies is building quantum-accelerated AI servers to exponentially speed up training and inference. Its servers combine multiple qubit types within a single, fault-tolerant architecture to deliver the combination of cost, scale, and speed necessary for advanced AI applications. The company is led by quantum veterans Chad Rigetti and Idalia Friedson and AI scientist Michael Keiser. Sygaldry has offices in...

D-Wave is the leader in the development and delivery of quantum computing systems, software and services and is the world's first commercial supplier of quantum computers and the only company developing both annealing quantum computers and gate-model quantum computers. Our mission is to unlock the power of quantum computing for the world. We do this by delivering customer value with...

Quantum Sky is a Reston, Virginia-based mission technology company, formerly Tyto Athene, that delivers secure, AI-enabled and quantum-ready capabilities to defense, intelligence, and federal civilian agencies. Its work spans enterprise IT, network engineering, cybersecurity, cloud, software, post-quantum cryptography, and applied quantum technologies, helping customers modernize critical systems, protect mission data, and achieve faster, more resilient decision-making across complex, high-consequence missions.

Atos is a global leader in digital transformation with 110,000 employees and annual revenue of € 12 billion. European number one in Cybersecurity, Cloud and High-Performance Computing, the Group provides tailored end-to-end solutions for all industries in 73 countries. Pioneer in decarbonization services and products, Atos is committed to a secure and decarbonized digital for its clients. Atos operates under...

C12 is building reliable quantum computers. The company is a spin-off from ENS launched in January 2020 by twin brothers Matthieu and Pierre Desjardins to supercharge the development of the lab’s promising new quantum technology. Quantum computing has the potential to change our lives. But frequent errors limit the technology’s viability. We are tackling the fundamental issue: the nature of the hardware...

Multiverse Computing is a leading quantum software company that leverages artificial intelligence and quantum-inspired solutions to solve complex challenges across sectors like finance, banking, energy, and cybersecurity. Its mission is to be a global leader in technological innovation, utilizing products like Singularity and CompactifAI to enhance AI efficiency and optimization for industrial value chains.

Rigetti Computing is building the world’s most powerful computers to help solve humanity’s most pressing and important problems. These systems will perform computations that today’s fastest supercomputers are incapable of — unlocking entirely new classes of problems and offering a direct path to solutions. We believe quantum computing is going to significantly affect health care, how we treat disease, how...

QuantWare is a leading provider of quantum hardware and creator of the VIO Quantum Processor Unit (QPU) scaling technology. Leading the Quantum Open Architecture paradigm, QuantWare powers the quantum computers of customers in 20 countries, spread over four continents. QuantWare's VIO provides a scaling platform to unlock the fastest path towards systems with more than 1 million qubits. VIO is...

Quantum Circuits, Inc. (QCI) is developing a full-stack quantum computing platform using superconducting devices and a modular, robust, and scalable architecture. QCI's mission is to build the first truly useful quantum computers. Our novel approach to building quantum computers is based on technology developed over a decade of research at Yale University's world-class quantum labs. Our machines have built-in error...

Logiqal is on a mission to build the first scaled quantum computer, deploying millions of qubits to tackle the world’s most important problems. Our thesis is that you have to build a full scale machine to learn what the actual hard parts are, just like you have to build a full scale rocket before the first launch. We’re looking for...

IQM builds superconducting full‑stack quantum computers and cloud services for research institutions, HPC centers, enterprises and national labs. The company delivers on‑premises systems and managed cloud access, focusing on scalable, high‑fidelity qubit architectures and full‑stack control to accelerate real‑world applications and research in science, industry and technology.

FormFactor, Inc. is a leading provider of essential test and measurement technologies for the semiconductor industry, offering products like probe cards, analytical probes, and cryogenic systems to support the full integrated circuit (IC) life cycle.

We Engineer Solutions for the Nation’s Toughest Problems As an independent nonprofit engineering innovation company, Draper provides engineering services directly to government, industry, and academia. We work on teams as prime contractors or subcontractors and participate as collaborators in consortia. Our strong commitment to delivering working solutions allows us to apply ourselves to a variety of domains from space to undersea —...

MultiVM Labs is an R&D lab focused on post-quantum cryptography and blockchain infrastructure, building Layer 1 technology designed for a future where elliptic curve cryptography is no longer secure.

Superlinear Computing is a Palo Alto-based quantum research and infrastructure company with a quantum lab in Chicago. It designs, deploys, and operates on-premises superconducting quantum processing unit systems, applies machine learning to characterize quantum-system behavior, and turns those findings into specialized hardware products. The company provides researchers, enterprises, and government partners access to quantum capabilities and builds the infrastructure needed...

AQT is working on general-purpose quantum information processors that will support a broad range of applications in various industries. We use a scalable trapped-ion approach combining unmatched physical performance, extraordinary qubit control, and demonstrated optical networkability. Alpine Quantum Technologies GmbH (AQT) was founded in 2018 by Prof. Rainer Blatt, Dr. Thomas Monz, and Prof. Peter Zoller. It is the goal of...